1291804381

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 1597397760

約数和(自身を除く): 305593379

約数列:

[1, 7, 17, 61, 119, 251, 427, 709, 1037, 1757, 4267, 4963, 7259, 12053, 15311, 29869, 43249, 84371, 107177, 177959, 260287, 302743, 735233, 1245713, 1822009, 3025303, 5146631, 10855499, 21177121, 75988493, 184543483, 1291804381]

約数ペア:

[(1, 1291804381), (7, 184543483), (17, 75988493), (61, 21177121), (119, 10855499), (251, 5146631), (427, 3025303), (709, 1822009), (1037, 1245713), (1757, 735233), (4267, 302743), (4963, 260287), (7259, 177959), (12053, 107177), (15311, 84371), (29869, 43249)]